1、STD-BSI ES EN 2571-411-ENGL 1778 I Lb24bb7 0732LO5 720 I BRITISH STANDARD AEROSPACE SERIES BS EN 2591-41 k1998 Elements of electrical and optical connection - Test methods - Part 411: Insert retention in housing (torsional) The European Standard EN 2591-41 1: 1998 has the status of a British Standar
2、d ICs 49.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW S?!% BS EN 2691-411:1998 direction of the Engineering Amd.No. Date Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 November 1998 O RSI 19% National foreword
3、Text affected This British Standard is the English language version of EN 2591411: 1998. The UK participation in its preparation was entrusted by Technical Committee ACE/6, Aerospace avionic, electrical and fibre optic technology, to Subcommittee ACE/6/3, Aerospace connectors, which has the responsi
4、biliQ to: - aid enquirers to understand the text; - present to the responsible interna$ionaVEuropean committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed - monitor related international and European developments and promulgate them in the UK. A l
5、is of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “Inte -
6、torsional load value; - value for EN 2591 -31 2; - value for measuring the displacement of the insert; 1) during the application of the load, 2) after removal of the load, - final measurements and requirements. 4 Method 4.1 Initial measurements Measurement of the angular position of the insert in th
7、e housing. 1) Published as AECMA Prestandard at the date of publication of this standard Page 4 EN 2591 -41 1 :1998 4.2 Procedure The specimens shall be submitted to a torsional load applied to their rear face. This load shall be increased at a nominal rate of approximately 0,5 Nm/s until the specif
8、ied value is reached, and maintained for a minimum of 1 min. Repeat the procedure in the opposite rotational direction. 4.3 The angular displacement of the insert in housing shall be measured under load, it shall not be greater than the specified value. The specimens shall be subjected to the follow
9、ing test sequence: Final measurements and requirements (if applicable) - EN 2591-101 ; - EN 2591-312. BS EN 2591-41 1:1998 BSI 389 Chiswick High Road London w4 4AL BSI - British Standards Institution 3SI is the independent national body responsible for prepahg British Standards. It )resents the UK v
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